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authorHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2009-12-14 19:23:03 +0100
committerHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2009-12-14 19:23:03 +0100
commit559300bc0ef7ccd541656f1189d38e7088389559 (patch)
treecd1682881ca4246e9c5a1e8632be4bdd9d9706c6 /arch/powerpc/kernel/time.c
parent5416bf33f92a4104dbcd6062bf377c8421ca3cfd (diff)
parent22763c5cf3690a681551162c15d34d935308c8d7 (diff)
Merge commit 'v2.6.32'
Conflicts: arch/avr32/mach-at32ap/include/mach/cpu.h
Diffstat (limited to 'arch/powerpc/kernel/time.c')
-rw-r--r--arch/powerpc/kernel/time.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 92dc844299b..a136a11c490 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -777,7 +777,7 @@ int update_persistent_clock(struct timespec now)
return ppc_md.set_rtc_time(&tm);
}
-void read_persistent_clock(struct timespec *ts)
+static void __read_persistent_clock(struct timespec *ts)
{
struct rtc_time tm;
static int first = 1;
@@ -800,10 +800,23 @@ void read_persistent_clock(struct timespec *ts)
return;
}
ppc_md.get_rtc_time(&tm);
+
ts->tv_sec = mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
tm.tm_hour, tm.tm_min, tm.tm_sec);
}
+void read_persistent_clock(struct timespec *ts)
+{
+ __read_persistent_clock(ts);
+
+ /* Sanitize it in case real time clock is set below EPOCH */
+ if (ts->tv_sec < 0) {
+ ts->tv_sec = 0;
+ ts->tv_nsec = 0;
+ }
+
+}
+
/* clocksource code */
static cycle_t rtc_read(struct clocksource *cs)
{